<div class="main-container">
    <app-header></app-header>
    <div class="content-container">
        <div class="content-area">
            <router-outlet></router-outlet>
        </div>
        <nav *ngIf="isShowNav" class="sidenav">
            <app-sideNav></app-sideNav>
        </nav>
    </div>
</div>